Main entry: filter
Definition: device that removes something from whatever passes through it
Main entry: filter
Definition: an electrical device that alters the frequency spectrum of signals passing through it
Main entry: percolate, permeate, filter, sink in
Definition: pass through
Usage: Water permeates sand easily
Main entry: separate out, strain, filter, filter out, filtrate
Definition: remove by passing through a filter
Usage: filter out the impurities
Main entry: trickle, dribble, filter
Definition: run or flow slowly, as in drops or in an unsteady stream
Usage: water trickled onto the lawn from the broken hose; reports began to dribble in